Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 2 - Set Theory - 2.1 Basic Set Concepts - Exercise Set 2.1 - Page 59: 70

Answer

n(B)=11

Work Step by Step

B ={1,3,5,.....,21} The cardinal number for each set is determined by the number of elements in the set. In the given set 4 elements are visible, .... represents some elements like 7,9,10. Therefore in the given set B there are 11 elements.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.